[HIP] Fix hip-toolchain-rdc tests

Since we removed changed the way HIP Toolchain will propagate -m options into LLC, we need to remove from these older tests.

This is related to rC353880.

Differential Revision: https://reviews.llvm.org/D57977



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@353885 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed